Finding the Third Proportional to 229,007.25 and 336,667.50

Step by Step Solution

1. Step 1: Write the proportion equation
   229,007.25 : 336,667.50 = 336,667.50 : x
2. Step 2: Convert to fraction form
   229,007.25/336,667.50 = 336,667.50/x
3. Step 3: Cross multiply
   229,007.25x = 336,667.50 × 336,667.50
4. Step 4: Simplify right side
   229,007.25x = 113,345,005,556.25
5. Step 5: Solve for x
   x = 113,345,005,556.25/229,007.25
6. Step 6: Final answer
   x = 494,940.69